21978091520

素因数分解:

$2^{12}\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{181}}^1$

素因数の和:246

約数の個数: 468

約数和(自身を含む): 67808800332

約数和(自身を除く): 45830708812

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 64, 70, 77, 80, 88, 98, 110, 112, 121, 128, 140, 154, 160, 176, 181, 196, 220, 224, 242, 245, 256, 280, 308, 320, 352, 362, 385, 392, 440, 448, 484, 490, 512, 539, 560, 605, 616, 640, 704, 724, 770, 784, 847, 880, 896, 905, 968, 980, 1024, 1078, 1120, 1210, 1232, 1267, 1280, 1408, 1448, 1540, 1568, 1694, 1760, 1792, 1810, 1936, 1960, 1991, 2048, 2156, 2240, 2420, 2464, 2534, 2560, 2695, 2816, 2896, 3080, 3136, 3388, 3520, 3584, 3620, 3872, 3920, 3982, 4096, 4235, 4312, 4480, 4840, 4928, 5068, 5120, 5390, 5632, 5792, 5929, 6160, 6272, 6335, 6776, 7040, 7168, 7240, 7744, 7840, 7964, 8470, 8624, 8869, 8960, 9680, 9856, 9955, 10136, 10240, 10780, 11264, 11584, 11858, 12320, 12544, 12670, 13552, 13937, 14080, 14336, 14480, 15488, 15680, 15928, 16940, 17248, 17738, 17920, 19360, 19712, 19910, 20272, 20480, 21560, 21901, 22528, 23168, 23716, 24640, 25088, 25340, 27104, 27874, 28160, 28672, 28960, 29645, 30976, 31360, 31856, 33880, 34496, 35476, 35840, 38720, 39424, 39820, 40544, 43120, 43802, 44345, 45056, 46336, 47432, 49280, 50176, 50680, 54208, 55748, 56320, 57920, 59290, 61952, 62720, 63712, 67760, 68992, 69685, 70952, 71680, 77440, 78848, 79640, 81088, 86240, 87604, 88690, 92672, 94864, 97559, 98560, 100352, 101360, 108416, 109505, 111496, 112640, 115840, 118580, 123904, 125440, 127424, 135520, 137984, 139370, 141904, 143360, 153307, 154880, 157696, 159280, 162176, 172480, 175208, 177380, 185344, 189728, 195118, 197120, 200704, 202720, 216832, 219010, 222992, 225280, 231680, 237160, 247808, 250880, 254848, 271040, 275968, 278740, 283808, 306614, 309760, 315392, 318560, 324352, 344960, 350416, 354760, 370688, 379456, 390236, 394240, 405440, 433664, 438020, 445984, 463360, 474320, 487795, 495616, 501760, 509696, 542080, 551936, 557480, 567616, 613228, 619520, 637120, 648704, 689920, 700832, 709520, 741376, 758912, 766535, 780472, 788480, 810880, 867328, 876040, 891968, 926720, 948640, 975590, 1003520, 1019392, 1073149, 1084160, 1103872, 1114960, 1135232, 1226456, 1239040, 1274240, 1297408, 1379840, 1401664, 1419040, 1517824, 1533070, 1560944, 1576960, 1621760, 1734656, 1752080, 1783936, 1853440, 1897280, 1951180, 2038784, 2146298, 2168320, 2207744, 2229920, 2270464, 2452912, 2478080, 2548480, 2594816, 2759680, 2803328, 2838080, 3035648, 3066140, 3121888, 3243520, 3469312, 3504160, 3567872, 3706880, 3794560, 3902360, 4077568, 4292596, 4336640, 4459840, 4540928, 4905824, 5096960, 5189632, 5365745, 5519360, 5606656, 5676160, 6071296, 6132280, 6243776, 6487040, 7008320, 7135744, 7589120, 7804720, 8155136, 8585192, 8673280, 8919680, 9081856, 9811648, 10193920, 10731490, 11038720, 11213312, 11352320, 12142592, 12264560, 12487552, 12974080, 14016640, 14271488, 15178240, 15609440, 17170384, 17346560, 17839360, 18163712, 19623296, 20387840, 21462980, 22426624, 22704640, 24285184, 24529120, 24975104, 25948160, 28033280, 28542976, 30356480, 31218880, 34340768, 35678720, 36327424, 39246592, 40775680, 42925960, 44853248, 45409280, 49058240, 49950208, 56066560, 57085952, 60712960, 62437760, 68681536, 71357440, 78493184, 85851920, 89706496, 90818560, 98116480, 99900416, 112133120, 121425920, 124875520, 137363072, 142714880, 156986368, 171703840, 181637120, 196232960, 199800832, 224266240, 249751040, 274726144, 285429760, 313972736, 343407680, 392465920, 399601664, 448532480, 499502080, 549452288, 627945472, 686815360, 784931840, 999004160, 1098904576, 1373630720, 1569863680, 1998008320, 2197809152, 2747261440, 3139727360, 4395618304, 5494522880, 10989045760, 21978091520]

約数ペア:

[(1, 21978091520), (2, 10989045760), (4, 5494522880), (5, 4395618304), (7, 3139727360), (8, 2747261440), (10, 2197809152), (11, 1998008320), (14, 1569863680), (16, 1373630720), (20, 1098904576), (22, 999004160), (28, 784931840), (32, 686815360), (35, 627945472), (40, 549452288), (44, 499502080), (49, 448532480), (55, 399601664), (56, 392465920), (64, 343407680), (70, 313972736), (77, 285429760), (80, 274726144), (88, 249751040), (98, 224266240), (110, 199800832), (112, 196232960), (121, 181637120), (128, 171703840), (140, 156986368), (154, 142714880), (160, 137363072), (176, 124875520), (181, 121425920), (196, 112133120), (220, 99900416), (224, 98116480), (242, 90818560), (245, 89706496), (256, 85851920), (280, 78493184), (308, 71357440), (320, 68681536), (352, 62437760), (362, 60712960), (385, 57085952), (392, 56066560), (440, 49950208), (448, 49058240), (484, 45409280), (490, 44853248), (512, 42925960), (539, 40775680), (560, 39246592), (605, 36327424), (616, 35678720), (640, 34340768), (704, 31218880), (724, 30356480), (770, 28542976), (784, 28033280), (847, 25948160), (880, 24975104), (896, 24529120), (905, 24285184), (968, 22704640), (980, 22426624), (1024, 21462980), (1078, 20387840), (1120, 19623296), (1210, 18163712), (1232, 17839360), (1267, 17346560), (1280, 17170384), (1408, 15609440), (1448, 15178240), (1540, 14271488), (1568, 14016640), (1694, 12974080), (1760, 12487552), (1792, 12264560), (1810, 12142592), (1936, 11352320), (1960, 11213312), (1991, 11038720), (2048, 10731490), (2156, 10193920), (2240, 9811648), (2420, 9081856), (2464, 8919680), (2534, 8673280), (2560, 8585192), (2695, 8155136), (2816, 7804720), (2896, 7589120), (3080, 7135744), (3136, 7008320), (3388, 6487040), (3520, 6243776), (3584, 6132280), (3620, 6071296), (3872, 5676160), (3920, 5606656), (3982, 5519360), (4096, 5365745), (4235, 5189632), (4312, 5096960), (4480, 4905824), (4840, 4540928), (4928, 4459840), (5068, 4336640), (5120, 4292596), (5390, 4077568), (5632, 3902360), (5792, 3794560), (5929, 3706880), (6160, 3567872), (6272, 3504160), (6335, 3469312), (6776, 3243520), (7040, 3121888), (7168, 3066140), (7240, 3035648), (7744, 2838080), (7840, 2803328), (7964, 2759680), (8470, 2594816), (8624, 2548480), (8869, 2478080), (8960, 2452912), (9680, 2270464), (9856, 2229920), (9955, 2207744), (10136, 2168320), (10240, 2146298), (10780, 2038784), (11264, 1951180), (11584, 1897280), (11858, 1853440), (12320, 1783936), (12544, 1752080), (12670, 1734656), (13552, 1621760), (13937, 1576960), (14080, 1560944), (14336, 1533070), (14480, 1517824), (15488, 1419040), (15680, 1401664), (15928, 1379840), (16940, 1297408), (17248, 1274240), (17738, 1239040), (17920, 1226456), (19360, 1135232), (19712, 1114960), (19910, 1103872), (20272, 1084160), (20480, 1073149), (21560, 1019392), (21901, 1003520), (22528, 975590), (23168, 948640), (23716, 926720), (24640, 891968), (25088, 876040), (25340, 867328), (27104, 810880), (27874, 788480), (28160, 780472), (28672, 766535), (28960, 758912), (29645, 741376), (30976, 709520), (31360, 700832), (31856, 689920), (33880, 648704), (34496, 637120), (35476, 619520), (35840, 613228), (38720, 567616), (39424, 557480), (39820, 551936), (40544, 542080), (43120, 509696), (43802, 501760), (44345, 495616), (45056, 487795), (46336, 474320), (47432, 463360), (49280, 445984), (50176, 438020), (50680, 433664), (54208, 405440), (55748, 394240), (56320, 390236), (57920, 379456), (59290, 370688), (61952, 354760), (62720, 350416), (63712, 344960), (67760, 324352), (68992, 318560), (69685, 315392), (70952, 309760), (71680, 306614), (77440, 283808), (78848, 278740), (79640, 275968), (81088, 271040), (86240, 254848), (87604, 250880), (88690, 247808), (92672, 237160), (94864, 231680), (97559, 225280), (98560, 222992), (100352, 219010), (101360, 216832), (108416, 202720), (109505, 200704), (111496, 197120), (112640, 195118), (115840, 189728), (118580, 185344), (123904, 177380), (125440, 175208), (127424, 172480), (135520, 162176), (137984, 159280), (139370, 157696), (141904, 154880), (143360, 153307)]